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# Copyright 2014 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# pylint: disable=W0212
import os
import sys
import unittest
sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..'))
from devil.android import device_test_case
from devil.android import device_utils
from devil.android.perf import perf_control
class TestPerfControl(device_test_case.DeviceTestCase):
def setUp(self):
super(TestPerfControl, self).setUp()
if not os.getenv('BUILDTYPE'):
os.environ['BUILDTYPE'] = 'Debug'
self._device = device_utils.DeviceUtils(self.serial)
def testHighPerfMode(self):
perf = perf_control.PerfControl(self._device)
try:
perf.SetPerfProfilingMode()
cpu_info = perf.GetCpuInfo()
self.assertEquals(len(perf._cpu_files), len(cpu_info))
for _, online, governor in cpu_info:
self.assertTrue(online)
self.assertEquals('performance', governor)
finally:
perf.SetDefaultPerfMode()
if __name__ == '__main__':
unittest.main()
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